Oligopolist

Origin

oligopoly + -ist

Full definition of oligopolist

Noun

1. A member of an oligopoly; one of a small number of sellers with undue influence over a market.
• 2006, w, Internal Combustion Chapter 2, But through the oligopoly, charcoal fuel proliferated throughout London's trades and industries. By the 1200s, brewers and bakers, tilemakers, glassblowers, pottery producers, and a range of other craftsmen all became hour-to-hour consumers of charcoal. This only magnified the indispensable nature of the oligopolists.
• 2009, June 5, David Gillen, In Ratings Agencies, Investors Still Trust, “As a classic oligopolist, Moody’s earns exceedingly high margins while paying only the needed lip service to product quality.”